Prior to starting ComSec LLC in 2007, Mr. LeaSure was active within the counterespionage, counterterrorism and TSCM fields for 26 years. He has attained the prestigious CCISM, Certified Counterespionage Information Security Management Certification. He also has extensive training, knowledge and experience in the identification of eavesdropping devices, espionage detection methods and the intelligence collection tactics most often employed by perpetrators of electronic espionage.

J.D. LeaSure is also the Director of the Espionage Research Institute International (ERII). As Director, he is tasked with ensuring the organization is successful in its mission to provide continuing education, facilitate professional relationship building and ensure the counterespionage & counterintelligence skill sets of its membership remains current as espionage tactics and devices evolve.